/*
 *  Licensed to the Apache Software Foundation (ASF) under one
 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
 *  with the License.  You may obtain a copy of the License at
 * 
 *  http://www.apache.org/licenses/LICENSE-2.0
 * 
 *  Unless required by applicable law or agreed to in writing,
 *  software distributed under the License is distributed on an
 *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 *  KIND, either express or implied.  See the License for the
 *  specific language governing permissions and limitations
 *  under the License.
 */
package org.apache.myfaces.trinidadinternal.uinode.bind;

import org.apache.myfaces.trinidad.component.UIXComponent;
import org.apache.myfaces.trinidad.component.UIXEditableValue;

import org.apache.myfaces.trinidadinternal.ui.UIXRenderingContext;
import org.apache.myfaces.trinidadinternal.ui.UIConstants;
import org.apache.myfaces.trinidadinternal.ui.data.BoundValue;

 
/**
 * BoundValue that converts required attribute from 
 * boolean into value uix expects
 * <p>
 * @version $Name:  $ ($Revision: 245 $) $Date: 2008-11-26 00:05:42 +0000 (Wed, 26 Nov 2008) $
 * @deprecated This class comes from the old Java 1.2 UIX codebase and should not be used anymore.
 */
@Deprecated
public class RequiredBoundValue implements BoundValue
{
  public RequiredBoundValue(UIXComponent ev)
  {
    _ev = ev;
  }

  public Object getValue(UIXRenderingContext context)
  { 
    Object requiredObject = _ev.getAttributes().get(UIXEditableValue.REQUIRED_KEY);
    boolean isRequired = Boolean.TRUE.equals(requiredObject);
    Object showRequiredObject = _ev.getAttributes().get("showRequired");
    boolean isShowRequired = Boolean.TRUE.equals(showRequiredObject);

    if (isRequired)
      return UIConstants.REQUIRED_YES;
      
    return (isShowRequired 
                ? UIConstants.REQUIRED_UI_ONLY
                : UIConstants.REQUIRED_NO);
  }
  
  private final UIXComponent _ev;
}

